Cooling and ventilating device



Jan 2, R. B RG COOLING AND VENTILATING DEVICE I Filed April 4, 1932 4 2 Sheets-Sheet 1 gmml.

4 Home y Jan. 2, 1934.

R. F. KEHRBERG 1,941,864 COOLING AND VENTILATING DEVICE Filed April 4, 1932 ZSheets-Sheet 2 In men tor /fefifjezy The duct 14 is formed through the medium of Patented Jan. 2, 1934 i I r V I l'i'E STATES T COOLING AND VENTILATING DEVICE Richard F. Kehrberg, Sheldon, Iowa Application April 4, 1932. Serial No. 603,076

1 .Claim. (Cl. 261-92) This invention relates to cooling and ventilat vided at the end of the conduit 14 and suitably ing devices and in accordance with the present connected with the ventilator 15. invention means is provided for simultaneously The casing 9 and the tube and coupling sleeve drawing air and water into a blower to be subforming the conduit 14 are suitably supported i sequently delivered to the room or space to be and braced with respect to the tank 5 through 60.

ventilated or cooled. the medium of braces 23, 24.

Further, in accordance with the present inven- Discharge of the water laden air from the con-' tion a single blower operates both for mixing the duit 14 is controlled through the medium of a air and water and subsequently forcing the water series of bafile p a 25 pivotally mounted, in 7 E laden and cleansed air from the casing for use. the present instance in the conduit tube 22 as 655:.

The invention together with its numerous obsuggested in Figure 2 with the pivots of the bafiie j ects and advantages will be best understood from plates arranged in vertically spaced relation and a study of the following description, taken in provided at one endwith crank arms 26 connectconnection with the accompanying drawings ed by a rod 27 located exteriorly of. the conduit wherein: 7 l4 and easily operated to adjust the bafiie plates.

Figure 1 is a side elevational view of the de- In operation it will be seen that water in the vice. tank 5 will be maintained at a suitable level, Figure 2 is a sectional elevational view thereand water from the tank will be drawn into the through, and blower 9 during rotation of the fan 12 as will also 20 Figures 3 and 4 are sectional views taken subair Which Will p into the Casing through the stantially on the lines 3--3 and 4-4 respectively reticulated or air stream inlet and the water of Figure 1. laden air will be forced by the blower to the con- Referring more in detail to the drawings it will duit l4 and wall ventilator grati 15 0 e be seen that 5 designates a water pan or tank to room or space to be ventilated.

25 which water is fed from a suitable source of In providing the baflleplates 25 means is af- 8.0

supply through the medium of a feedpi e 6 forded, as is apparent, for reducing the humidand the liquid level in the tank 5 is automatiity of the air passing into the conduit 14 subsecally controlled through the medium of a suitable quent to the p sa e o a r th ou h the ventilafioat operated valve 7 and an overflow pipe 8. tor grating. This reduction of humidity is also A blower casing of suitable shape and confurther accomplished by reason of providing struction is designated by-the reference characr ug the medium of h elbows 20 the ter 9 and the same at the bottomthereof is proe ur b d t e Conduit vided with an inlet neck 10 extending into the Even th u h I have herein hown and de' tank 5 and normally below the liquid level of the c ibe the p e di t of e i .35 tank. One side of the wall of the casing 5 is tion, it is to be understood that I do not wish to 0' provided with an air inlet opening over which is i t mys f t the p e s ta s f nstrucset a sheet of wire or other reticulated material tion, combinatiOn and a ran ment o elements 1. Suitably mounted within the casing 9 i as herein shown, but claim all such forms of the blower fan 12 driven from a suitable electric invention to which 1 entitled in View of t motor 13 that is suitably mounted at that side requirements of P Prior art and t Scope of of the casing 9 remote from thelateral air inthe amended clalm- V V take opening above referred Hav1ng thus descr bed my invention, what I Leading from the outlet side of the blower Wlsh to as new 15:

casing 9 is a substantially U.-shaped air duct In qevlce the chtmter descnbeli the 1 designated generally by the'reference character combmatlon Wlth ventl-latorl Wan gratmg a 00 14 and as Shown in Figure 1 the duct 14 is com water tank remote from said ventilator, brackets nected with a suitable ventilator ratin 15 t nSm-g from the walls of the blower m d 11 16 g g sm 7 eluding a casing supported by said brackets, said a prom e m a casing having a lateral air inlet, and also'having at its bottom a depending neck extending into the water in the, tank below the level thereof,

supply and overflow means respectively connected with the tank, a float control valve connected with the supply means for the tank, a blower fan mounted in the blower casing, a motor a coupling sleeve 1'? connecting the outlet neck of the casing 9 with an elbow 18; a coupling sleeve 19 connecting the elbow 18 with the elbow 20; while a coupling sleeve 21 connects the free end of the elbow 20 with one end of a tube 22 proconduit inwardly from that end of the conduit connected with said ventilator grating, and means exteriorly of the conduit connecting the pivots of said baflles for simultaneously operating them.

RICHARD F. KEHRBERG. 

